<html>
    <head>
        <title>Button</title>
    </head>
    <body>
    <center>
        <font style="font-weight: bold; color: red; font-size: 25pt">
        You click : 
        </font>
        <font style =" color: blue; font-weight: bold; font-size: 25pt">
        <?php
        if (isset($_REQUEST["Button"])) {
        echo $_REQUEST["Button"], "<br>";
        }
        ?>
        </font>
    </center>
</body>
</html>